423346305 has 16 divisors (see below), whose sum is σ = 678893760. Its totient is φ = 225271488.

The previous prime is 423346271. The next prime is 423346331. The reversal of 423346305 is 503643324.

It is not a de Polignac number, because 423346305 - 2⁷ = 423346177 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25210 + ... + 38499.

It is an arithmetic number, because the mean of its divisors is an integer number (42430860).

Almost surely, 2^423346305 is an apocalyptic number.

It is an amenable number.

423346305 is a deficient number, since it is larger than the sum of its proper divisors (255547455).

423346305 is a wasteful number, since it uses less digits than its factorization.

423346305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64160.

The product of its (nonzero) digits is 25920, while the sum is 30.

The square root of 423346305 is about 20575.3810414291. The cubic root of 423346305 is about 750.8708728271.

Adding to 423346305 its reverse (503643324), we get a palindrome (926989629).

The spelling of 423346305 in words is "four hundred twenty-three million, three hundred forty-six thousand, three hundred five".